package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {
    /**
     *  根据条件查询购物车信息
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     *  根据购物车id修改购物车数据
     */
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void update(ShoppingCart sc);

    /**
     *  新增购物车数据
     */
    @Insert("insert into shopping_cart (name, image, user_id, dish_id, setmeal_id, dish_flavor, number, amount, create_time) " +
            "values " +
            "(#{name} ,#{image} ,#{userId} ,#{dishId} ,#{setmealId} ,#{dishFlavor} ,#{number} ,#{amount} ,#{createTime} )")
    void insert(ShoppingCart shoppingCart);

    /**
     *  根据用户id删除购物车信息
     */
    @Delete("delete from shopping_cart where user_id = #{userId}")
    void deleteByUserId(Long userId);

    /**
     *  根据购物车id删除购物车信息
     */
    @Delete("delete from shopping_cart where id = #{id}")
    void deleteById(Long id);

    /**
     *  批量添加购物车信息
     */
    void insertShooppingCartList(List<ShoppingCart> shoppingCartList);
}
